In 2025, 7 US girls were named Ellyn, making it the 12,278th most common girls’ name of the year, up 3,699 places from #15,977 in 2024. That is 2 more than the 5 girls named Ellyn in 2024. Its best rank for girls was #994, reached in 1952. The most girls given the name in a single year was 102, in 1991. For comparison, it was #5,173 in 2015 and #1,043 in 1950.
Social Security card records list Ellyn in 115 years of the 146 from 1880 to 2025, starting in 1898 with 6 babies. In all, 3,836 US babies have been given the name, all of them girls. Its busiest decade was the 1950s, with 744 babies named Ellyn.
Over the 10 years from 2016 to 2025, 136 US girls were named Ellyn; the busiest of those years was 2016, with 25. In 2025 that was about 1 in 229,610 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Ellen (276,029 babies since 1880), Elian (15,380 babies since 1880), Elin (5,204 babies since 1880) and Elan (4,331 babies since 1880).